{"instruction": "You are an expert in relationship extraction. Please extract relationship triples that match the schema definition from the input. Return an empty list for relationships that do not exist. Please respond in the format of a JSON string.", "schema": ["place of death", "place of birth", "education institution", "education degree"], "input": "William Graham , 2nd Duke of Montrose (27 August 1712 -- 23 September 1790) was the son of James Graham, 1st Duke of Montrose and his wife, Christian Carnegie. He married Lucy Manners, daughter of John Manners, 2nd Duke of Rutland on 28 October 1742. He died at age 78 at Twickenham, London , England."}
{"place of death": [{"subject": "William Graham", "object": "Twickenham, London"}], "place of birth": [], "education institution": [], "education degree": []}